;;; emacs.el --- 10sr emacs initialization

;;; Commentary:

;;; Code:

;; SETUP_LOAD: (let ((file "DOTFILES_DIR/emacs.el"))
;; SETUP_LOAD:   (and (file-readable-p file)
;; SETUP_LOAD:        (load-file file)))

;; make directories
(unless (file-directory-p (expand-file-name user-emacs-directory))
  (make-directory (expand-file-name user-emacs-directory)))
(let ((d (expand-file-name (concat user-emacs-directory
                                   "lisp"))))
  (unless (file-directory-p d)
    (make-directory d))
  (add-to-list 'load-path d))

(eval-when-compile
  ;; TODO: Use cl-lib intead
  (require 'cl nil t))


;; (add-hook 'after-change-major-mode-hook
;;           (lambda ()
;;             (message "cmm: %S %s"
;;                      major-mode
;;                      buffer-file-name)))


;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
;; Some macros for internals

(defun call-after-init (func)
  "If `after-init-hook' has been run, call FUNC immediately.
Otherwize hook it."
  (if after-init-time
      (funcall func)
    (add-hook 'after-init-hook
              func)))

(defmacro defvar-set (symbol value &optional docstring)
  "Define SYMBOL as a variable and set to VALUE.

Variable will be defined with DOCSTRING if given, otherwise do not set even
VALUE when defining SYMBOL."
  `(set (if ,docstring
            (defvar ,symbol
              nil
              ,docstring)
          (defvar ,symbol))
        ,value))

(defmacro safe-require-or-eval (feature)
  "Require FEATURE if available.

At compile time the feature will be loaded immediately."
  `(eval-and-compile
     (require ,feature nil t)))

(defmacro autoload-eval-lazily (feature &optional functions &rest body)
  "Define autoloading FEATURE that defines FUNCTIONS.
FEATURE is a symbol.  FUNCTIONS is a list of symbols.  If FUNCTIONS is nil,
the function same as FEATURE is defined as autoloaded function.  BODY is passed
 to `eval-after-load'.
After this macro is expanded, this returns the path to library if FEATURE
found, otherwise returns nil."
  (let* ((libname (symbol-name (eval feature)))
         (libpath (locate-library libname)))
    (and libpath
         `(progn
            ,@(mapcar (lambda (f)
                        (unless (fboundp f)
                          `(progn
                             (message "Autoloaded function `%S' defined (%s)"
                                      (quote ,f)
                                      ,libpath)
                             (autoload (quote ,f)
                               ,libname
                               ,(concat "Autoloaded function defined in \""
                                        libpath
                                        "\".")
                               t))))
                      (or (eval functions)
                          `(,(eval feature))))
            (eval-after-load ,feature
              (quote (progn
                       ,@body)))
            (locate-library ,libname)))))

(put 'autoload-eval-lazily 'lisp-indent-function 2)

(when (autoload-eval-lazily 'tetris nil
        (message "Tetris loaded!"))
  (message "Tetris found!"))

;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
;; download library from web

(defvar fetch-library-enabled-p t
  "Set nil to skip downloading with `fetch-library'.")
(defun fetch-library (url &optional byte-compile-p force-download-p)
  "Download a library from URL and locate it in \"~/emacs.d/lisp/\".
Return nil if library unfound and failed to download,
otherwise the path where the library installed.
If BYTE-COMPILE-P is t byte compile the file after downloading.
If FORCE-DOWNLOAD-P it t ignore exisiting library and always download.

This function also checks the value of `fetch-library-enabled-p' and do not
fetch libraries if this value is nil.  In this case all arguments (including
FORCE-DOWNLOAD-P) will be ignored."
  (let* ((dir (expand-file-name (concat user-emacs-directory "lisp/")))
         (lib (file-name-sans-extension (file-name-nondirectory url)))
         (lpath (concat dir lib ".el"))
         (locate-p (locate-library lib)))
    (if (and fetch-library-enabled-p
             (or force-download-p
                 (not locate-p)))
        (if (progn (message "Downloading %s..."
                            url)
                   (download-file url
                                  lpath
                                  t))
            (progn (message "Downloading %s...done"
                            url)
                   (when (and byte-compile-p
                              (require 'bytecomp nil t))
                     (and (file-exists-p (byte-compile-dest-file lpath))
                          (delete-file (byte-compile-dest-file lpath)))
                     (message "Byte-compiling %s..."
                              lpath)
                     (byte-compile-file lpath)
                     (message "Byte-compiling %s...done"
                              lpath)))
          (progn (and (file-writable-p lpath)
                      (delete-file lpath))
                 (message "Downloading %s...failed"
                          url))))
    (locate-library lib)))
;; If EMACS_EL_DRY_RUN is set and it is not an empty string, fetch-library
;; does not actually fetch library.
(let ((dryrun (getenv "EMACS_EL_DRY_RUN")))
  (when (and dryrun
             (< 0
                (length dryrun)))
    (setq fetch-library-enabled-p
          nil)
    (message "EMACS_EL_DRY_RUN is set. Skip fetching libraries.")))

(defun download-file (url path &optional ok-if-already-exists)
  "Download file from URL and output to PATH.
IF OK-IF-ALREADY-EXISTS is true force download."
  (let ((curl (executable-find "curl"))
        (wget (executable-find "wget")))
    (cond (wget
           (if (and (not ok-if-already-exists)
                    (file-exists-p path))
               nil
             (and (eq 0
                      (call-process wget
                                    nil
                                    nil
                                    nil
                                    "-O"
                                    path
                                    url
                                    ))
                  path)))
          (curl
           (if (and (not ok-if-already-exists)
                    (file-exists-p path))
               nil
             (and (eq 0
                      (call-process curl
                                    nil
                                    nil
                                    nil
                                    "--output"
                                    path
                                    "-L"
                                    url
                                    ))
                  path)))
          (t
           (ignore-errors
             (require 'url)
             (url-copy-file url
                            path
                            ok-if-already-exists)
             path)))))

;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
;; package

(defvar-set my-package-list
  '(
    markdown-mode
    yaml-mode
    gnuplot-mode
    erlang
    js2-mode
    git-commit-mode
    gitignore-mode
    ;; ack
    color-moccur
    gtags
    flycheck
    ;; is flymake installs are required?
    ;;flymake-jshint
    ;;flymake-python-pyflakes
    xclip
    foreign-regexp
    multi-term
    dirtree
    term-run
    editorconfig
    git-ps1-mode
    restart-emacs

    scala-mode2
    ensime

    editorconfig
    editorconfig-core
    )
  "Package list just for me.")

(when (safe-require-or-eval 'package)
  ;; (add-to-list 'package-archives
  ;;              '("ELPA" . "http://tromey.com/elpa/"))
  (add-to-list 'package-archives
               '("melpa" . "http://melpa.milkbox.net/packages/")
               t)
  (add-to-list 'package-archives
               '("marmalade" . "http://marmalade-repo.org/packages/"))
  (package-initialize)

  (defun my-auto-install-package ()
    "Install packages semi-automatically."
    (interactive)
    (package-refresh-contents)
    (mapc (lambda (pkg)
            (or (package-installed-p pkg)
                (locate-library (symbol-name pkg))
                (package-install pkg)))
          my-package-list))
  )

;; (lazy-load-eval 'sudoku)

;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
;; my-idle-hook

(defvar my-idle-hook nil
  "Hook run when idle for several secs.")
(defvar my-idle-hook-sec 5
  "Second to run `my-idle-hook'.")
(run-with-idle-timer my-idle-hook-sec
                     t
                     (lambda ()
                       (run-hooks 'my-idle-hook)))

;; (add-hook 'my-idle-hook
;;           (lambda ()
;;             (message "idle hook message")))

;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
;; start and quit

(setq inhibit-startup-message t)
(setq confirm-kill-emacs 'y-or-n-p)
(setq gc-cons-threshold (* 1024 1024 4))

(when window-system
  (add-to-list 'default-frame-alist '(cursor-type . box))
  (add-to-list 'default-frame-alist '(background-color . "white"))
  (add-to-list 'default-frame-alist '(foreground-color . "gray10"))
  ;; (add-to-list 'default-frame-alist '(alpha . (80 100 100 100)))
  ;; does not work?
  )
;; (add-to-list 'default-frame-alist '(cursor-type . box))
(if window-system (menu-bar-mode 1) (menu-bar-mode 0))
(and (fboundp 'tool-bar-mode)
     (tool-bar-mode 0))
(and (fboundp 'set-scroll-bar-mode)
     (set-scroll-bar-mode nil))
(add-hook 'kill-emacs-hook
          ;; load init file when terminating emacs to ensure file is not broken
          'reload-init-file)

(defun my-force-kill-emacs ()
  "My force kill Emacs."
  (interactive)
  (let ((kill-emacs-hook nil))
    (kill-emacs)))

(call-after-init
 (lambda ()
   (message "%s %s" invocation-name emacs-version)
   (message "%s was taken to initialize emacs." (emacs-init-time))
   (switch-to-buffer "*Messages*")))

(cd ".")  ; when using windows use / instead of \ in `default-directory'

;; locale
(set-language-environment "Japanese")
(set-default-coding-systems 'utf-8-unix)
(prefer-coding-system 'utf-8-unix)
(setq system-time-locale "C")

;; my prefix map
(defvar my-prefix-map nil
  "My prefix map.")
(define-prefix-command 'my-prefix-map)
(define-key ctl-x-map (kbd "C-x") 'my-prefix-map)
(define-key my-prefix-map (kbd "C-q") 'quoted-insert)
(define-key my-prefix-map (kbd "C-z") 'suspend-frame)

;; (comint-show-maximum-output)

;; kill scratch
(call-after-init (lambda ()
                   (let ((buf (get-buffer "*scratch*")))
                     (when buf
                       (kill-buffer buf)))))

;; modifier keys
;; (setq mac-option-modifier 'control)

;; display
(setq redisplay-dont-pause t)
(setq visible-bell t)
(setq ring-bell-function 'ignore)
(mouse-avoidance-mode 'banish)

(and window-system
     (fetch-library
      "https://raw.github.com/10sr/emacs-lisp/master/save-window-size.el"
      t)
     (safe-require-or-eval 'save-window-size))

(defun reload-init-file ()
  "Reload Emacs init file."
  (interactive)
  (when (and user-init-file
             (file-readable-p user-init-file))
    (load-file user-init-file)))

;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
;; for windows

(defun start-ckw-bash ()
  "Start ckw in windows."
  (interactive)
  (start-process
   "ckw_bash"
   nil
   "C:/Documents and Settings/sr/Application Data/dbx/apps/ckw/ckw.exe"))
;; command seems to have to be in c drive

(defun my-w32-add-export-path (&rest args)
  "Add pathes ARGS for windows."
  (mapc (lambda (path)
          (add-to-list 'exec-path (expand-file-name path)))
        (reverse args))
  (setenv "PATH"
          (mapconcat 'convert-standard-filename
                     exec-path
                     ";")))

(when (eq system-type 'windows-nt)
  ;; (setq scheme-program-name "\"c:/Program Files/Gauche/bin/gosh.exe\" -i")
  ;; (setq python-python-command "c:/Python26/python.exe")

  ;; (define-key my-prefix-map (kbd "C-c") 'start-ckw-bash)
  (my-w32-add-export-path "c:/Windows/system"
                          "c:/Windows/System32"
                          "c:/Program Files/Git/bin"
                          "c:/MinGW/bin"
                          "c:/MinGW/mingw32/bin"
                          (expand-file-name "~/.local/bin")
                          (expand-file-name "~/dbx/apps/bin"))

  (when window-system
    (defvar-set w32-enable-synthesized-fonts t))
  (defvar-set w32-apps-modifier 'meta)
  (setq file-name-coding-system 'sjis))

;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
;; global keys

(global-set-key (kbd "<up>") 'scroll-down-line)
(global-set-key (kbd "<down>") 'scroll-up-line)
(global-set-key (kbd "<left>") 'scroll-down)
(global-set-key (kbd "<right>") 'scroll-up)

;; (define-key my-prefix-map (kbd "C-h") help-map)
(global-set-key (kbd "C-\\") help-map)
(define-key ctl-x-map (kbd "DEL") help-map)
(define-key ctl-x-map (kbd "C-h") help-map)
(define-key help-map "a" 'apropos)

;; disable annoying keys
(global-set-key [prior] 'ignore)
(global-set-key (kbd "<next>") 'ignore)
(global-set-key [menu] 'ignore)
(global-set-key [down-mouse-1] 'ignore)
(global-set-key [down-mouse-2] 'ignore)
(global-set-key [down-mouse-3] 'ignore)
(global-set-key [mouse-1] 'ignore)
(global-set-key [mouse-2] 'ignore)
(global-set-key [mouse-3] 'ignore)
(global-set-key (kbd "<eisu-toggle>") 'ignore)
(global-set-key (kbd "C-<eisu-toggle>") 'ignore)

;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
;; title and mode-line

(when (and (fetch-library
            "https://raw.github.com/10sr/emacs-lisp/master/terminal-title.el"
            t)
           (safe-require-or-eval 'terminal-title))
  ;; if TERM is not screen use default value
  (if (getenv "TMUX")
      ;; if use tmux locally just basename of current dir
      (defvar-set terminal-title-format
        '((file-name-nondirectory (directory-file-name
                                   default-directory))))
    (if (and (let ((tty-type (frame-parameter nil
                                              'tty-type)))
               (and tty-type
                    (equal (car (split-string tty-type
                                              "-"))
                           "screen")))
             (not (getenv "SSH_CONNECTION")))
        (defvar-set terminal-title-format
          '((file-name-nondirectory (directory-file-name
                                     default-directory))))
      ;; seems that TMUX is used locally and ssh to remote host
      (defvar-set terminal-title-format
        `("em:"
          ,user-login-name
          "@"
          ,(car (split-string system-name
                              "\\."))
          ":"
          default-directory))
      )
    )
  (terminal-title-mode))

(setq eol-mnemonic-dos "\\r\\n")
(setq eol-mnemonic-mac "\\r")
(setq eol-mnemonic-unix "\\n")

(which-function-mode 0)

(line-number-mode 0)
(column-number-mode 0)
(size-indication-mode 0)
(setq mode-line-position
      '(:eval (format "L%%l/%d,C%%c"
                      (count-lines (point-max)
                                   (point-min)))))

(when (require 'git-ps1-mode nil t)
  (git-ps1-mode))

;; http://www.geocities.jp/simizu_daisuke/bunkei-meadow.html#frame-title
;; display date
(call-after-init (lambda ()
                   (when display-time-mode
                     (display-time-update))))

(when (safe-require-or-eval 'time)
  (setq display-time-interval 29)
  (setq display-time-day-and-date t)
  (setq display-time-format "%a, %d %b %Y %T")
  (if window-system
      (display-time-mode 0)
    (display-time-mode 1)))

;; ;; current directory
;; (let ((ls (member 'mode-line-buffer-identification
;;                   mode-line-format)))
;;   (setcdr ls
;;           (cons '(:eval (concat " ("
;;                                 (abbreviate-file-name default-directory)
;;                                 ")"))
;;                 (cdr ls))))

;; ;; display last modified time
;; (let ((ls (member 'mode-line-buffer-identification
;;                   mode-line-format)))
;;   (setcdr ls
;;           (cons '(:eval (concat " "
;;                                 my-buffer-file-last-modified-time))
;;                 (cdr ls))))

(defun buffer-list-not-start-with-space ()
  "Return a list of buffers that not start with whitespaces."
  (let ((bl (buffer-list))
        b nbl)
    (while bl
      (setq b (pop bl))
      (unless (string-equal " "
                            (substring (buffer-name b)
                                       0
                                       1))
        (add-to-list 'nbl b)))
    nbl))

;; http://www.masteringemacs.org/articles/2012/09/10/hiding-replacing-modeline-strings/
;; (add-to-list 'minor-mode-alist
;;              '(global-whitespace-mode ""))

;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
;; system info

(defun my-message-current-info ()
  "Echo current login name, hostname and directory."
  (interactive)
  (message "%s@%s:%s"
           user-login-name
           system-name
           (abbreviate-file-name default-directory)))

;; (run-with-idle-timer 3
;;                      t
;;                      'my-message-current-info)

;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
;; minibuffer

(setq insert-default-directory t)
(setq completion-ignore-case t
      read-file-name-completion-ignore-case t
      read-buffer-completion-ignore-case t)
(setq resize-mini-windows t)
(temp-buffer-resize-mode 1)
(savehist-mode 1)

(fset 'yes-or-no-p 'y-or-n-p)

;; complete symbol when `eval'
(define-key read-expression-map (kbd "TAB") 'lisp-complete-symbol)

(define-key minibuffer-local-map (kbd "C-u")
  (lambda () (interactive) (delete-region (point-at-bol) (point))))
;; I dont know these bindings are good
(define-key minibuffer-local-map (kbd "C-p") (kbd "ESC p"))
(define-key minibuffer-local-map (kbd "C-n") (kbd "ESC n"))

;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
;; letters, font-lock mode and fonts

;; (set-face-background 'vertical-border (face-foreground 'mode-line))

;; (set-window-margins (selected-window) 1 1)

(and (or (eq system-type 'Darwin)
         (eq system-type 'darwin))
     (fboundp 'mac-set-input-method-parameter)
     (mac-set-input-method-parameter 'japanese 'cursor-color "red")
     (mac-set-input-method-parameter 'roman 'cursor-color "black"))

(when (and (boundp 'input-method-activate-hook) ; i dont know this is correct
           (boundp 'input-method-inactivate-hook))
  (add-hook 'input-method-activate-hook
            (lambda () (set-cursor-color "red")))
  (add-hook 'input-method-inactivate-hook
            (lambda () (set-cursor-color "black"))))

(when (safe-require-or-eval 'paren)
  (show-paren-mode 1)
  (setq show-paren-delay 0.5
        show-paren-style 'parenthesis)    ; mixed is hard to read
  ;; (set-face-background 'show-paren-match
  ;;                      "black")
  ;;                      ;; (face-foreground 'default))
  ;; (set-face-foreground 'show-paren-match
  ;;                      "white")
  ;; (set-face-inverse-video-p 'show-paren-match
  ;;                           t)
  )

(transient-mark-mode 1)

(global-font-lock-mode 1)
(setq font-lock-global-modes
      '(not
        help-mode
        eshell-mode
        term-mode
        Man-mode))

;; (standard-display-ascii ?\n "$\n")

(defvar my-eol-face
  '(("\n" . (0 font-lock-comment-face t nil)))
  )
(defvar my-tab-face
  '(("\t" . '(0 highlight t nil))))
(defvar my-jspace-face
  '(("\u3000" . '(0 highlight t nil))))

(add-hook 'font-lock-mode-hook
          (lambda ()
            ;; (font-lock-add-keywords nil my-eol-face)
            (font-lock-add-keywords nil my-jspace-face)
            ))

(when (safe-require-or-eval 'whitespace)
  (add-to-list 'whitespace-display-mappings ; not work
               `(tab-mark ?\t ,(vconcat "^I\t")))
  (add-to-list 'whitespace-display-mappings
               `(newline-mark ?\n ,(vconcat "$\n")))
  (setq whitespace-style '(face
                           trailing     ; trailing blanks
                           newline      ; newlines
                           newline-mark ; use display table for newline
                           ;; tab-mark
                           empty        ; empty lines at beg or end of buffer
                           lines-tail  ; lines over 80
                           ))
  ;; (setq whitespace-newline 'font-lock-comment-face)
  (global-whitespace-mode t)
  (if (eq (display-color-cells)
          256)
      (set-face-foreground 'whitespace-newline "brightblack")
    ;; (progn
    ;;   (set-face-bold-p 'whitespace-newline
    ;;                      t))
    ))
(and nil
     (fetch-library
      "http://www.emacswiki.org/emacs/download/fill-column-indicator.el"
      t)
     (safe-require-or-eval 'fill-column-indicator)
     (setq fill-column-indicator))

;; highlight current line
;; http://wiki.riywo.com/index.php?Meadow
(defface my-hl-line
  '((((min-colors 256)
      (background dark))
     (:background "color-234"))
    (((min-colors 256)
      (background light))
     (:background "color-234"))
    (t
     (:underline "black")))
  "*Face used by hl-line.")
(defvar-set hl-line-face 'my-hl-line) ;; (setq hl-line-face nil)
(global-hl-line-mode 1) ;; (hl-line-mode 1)
(defvar-set hl-line-global-modes
  '(not
    term-mode))

(set-face-foreground 'font-lock-regexp-grouping-backslash "#666")
(set-face-foreground 'font-lock-regexp-grouping-construct "#f60")

;; fonts

(defun my-set-ascii-and-jp-font (list)
  "Set font configuration to LIST."
  (let ((fspec1 (if (> emacs-major-version 22)
                    ;; font spec is available in emacs23 and later
                    (font-spec :family (nth 2 list) :size (nth 3 list))
                  (cons (nth 2 list) "jisx0208.*")))
        (fspec2 (if (> emacs-major-version 22)
                    (font-spec :family (nth 2 list) :size (nth 3 list))
                  (cons (nth 2 list) "jisx0201.*"))))
    (set-face-attribute 'default nil
                        :family (nth 0 list)
                        :height (nth 1 list))
    (set-fontset-font "fontset-default"
                      'japanese-jisx0208
                      fspec1)
    (set-fontset-font "fontset-default"
                      'katakana-jisx0201
                      fspec2)))
;; (my-set-ascii-and-jp-font '("dejavu sans mono" 90 "takaogothic" 13))
;; (my-set-ascii-and-jp-font '("dejavu sans mono" 100 "takaogothic" 14))
;; (my-set-ascii-and-jp-font '("dejavu sans mono" 100 "ms gothic" 14))
;; (my-set-ascii-and-jp-font '("monaco" 75 "takaogothic" 11))
;; (my-set-ascii-and-jp-font '("monaco" 90 "takaogothic" 13))
;; (my-set-ascii-and-jp-font '("ProggyCleanTTSZ" 120 "takaogothic" 11))
;; あ a

(and (fetch-library
      "https://raw.github.com/10sr/emacs-lisp/master/set-modeline-color.el"
      t)
     (progn
       (safe-require-or-eval 'set-modeline-color)))

(let ((fg (face-foreground 'default))
      (bg (face-background 'default)))
  (set-face-background 'mode-line-inactive
                       (if (face-inverse-video-p 'mode-line) fg bg))
  (set-face-foreground 'mode-line-inactive
                       (if (face-inverse-video-p 'mode-line) bg fg)))
(set-face-underline 'mode-line-inactive
                    t)
(set-face-underline 'vertical-border
                    nil)

(and (fetch-library
      "https://raw.github.com/tarao/elisp/master/end-mark.el"
      t)
     (safe-require-or-eval 'end-mark)
     (global-end-mark-mode))


;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
;; file handling

(when (require 'editorconfig nil t)
  (defvar-set editorconfig-get-properties-function
    'editorconfig-core-get-properties-hash)
  (editorconfig-mode 1))

(setq revert-without-query '(".+"))

;; save cursor position
(when (safe-require-or-eval 'saveplace)
  (setq-default save-place t)
  (setq save-place-file (concat user-emacs-directory
                                "places")))

;; http://www.bookshelf.jp/soft/meadow_24.html#SEC260
(setq make-backup-files t)
;; (make-directory (expand-file-name "~/.emacsbackup"))
(setq backup-directory-alist
      (cons (cons "\\.*$" (expand-file-name (concat user-emacs-directory
                                                    "backup")))
            backup-directory-alist))
(setq version-control 'never)
(setq delete-old-versions t)

(setq auto-save-list-file-prefix (expand-file-name (concat user-emacs-directory
                                                           "auto-save/")))
(setq delete-auto-save-files t)

(add-to-list 'completion-ignored-extensions ".bak")
;; (setq delete-by-moving-to-trash t
;;       trash-directory "~/.emacs.d/trash")

(add-hook 'after-save-hook
          'executable-make-buffer-file-executable-if-script-p)

(defvar-set bookmark-default-file (concat user-emacs-directory
                                          "bmk"))
(add-hook 'recentf-load-hook
          (lambda ()
            (defvar recentf-exclude)
            (add-to-list 'recentf-exclude
                         (regexp-quote bookmark-default-file))))

(and (fetch-library
      "https://raw.github.com/10sr/emacs-lisp/master/read-only-only-mode.el"
      t)
     (autoload-eval-lazily 'read-only-only-mode))

(and (fetch-library
      "https://raw.github.com/10sr/emacs-lisp/master/smart-revert.el"
      t)
     (safe-require-or-eval 'smart-revert)
     (smart-revert-on))

;; autosave

(and (fetch-library
      "https://raw.github.com/10sr/emacs-lisp/master/autosave.el"
      t)
     (safe-require-or-eval 'autosave)
     (autosave-set 2))

;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
;; editting

(defun my-copy-whole-line ()
  "Copy whole line."
  (interactive)
  (kill-new (concat (buffer-substring (point-at-bol)
                                      (point-at-eol))
                    "\n")))

(setq require-final-newline t)
(setq kill-whole-line t)
(setq scroll-conservatively 35
      scroll-margin 2
      scroll-step 0)
(setq-default major-mode 'text-mode)
(setq next-line-add-newlines nil)
(setq kill-read-only-ok t)
(setq truncate-partial-width-windows nil) ; when splitted horizontally
;; (setq-default line-spacing 0.2)
(setq-default indicate-empty-lines t)   ; when using x indicate empty line
(setq-default tab-width 4)
(setq-default indent-tabs-mode nil)
(setq-default indent-line-function nil)
;; (pc-selection-mode 1) ; make some already defined keybind back to default
(delete-selection-mode 1)
(cua-mode 0)
(setq line-move-visual nil)

;; key bindings
;; moving around
;; (global-set-key (kbd "M-j") 'next-line)
;; (global-set-key (kbd "M-k") 'previous-line)
;; (global-set-key (kbd "M-h") 'backward-char)
;; (global-set-key (kbd "M-l") 'forward-char)
;;(keyboard-translate ?\M-j ?\C-j)
;; (global-set-key (kbd "M-p") 'backward-paragraph)
(define-key esc-map "p" 'backward-paragraph)
;; (global-set-key (kbd "M-n") 'forward-paragraph)
(define-key esc-map "n" 'forward-paragraph)
(global-set-key (kbd "C-<up>") 'scroll-down-line)
(global-set-key (kbd "C-<down>") 'scroll-up-line)
(global-set-key (kbd "C-<left>") 'scroll-down)
(global-set-key (kbd "C-<right>") 'scroll-up)
(global-set-key (kbd "<select>") 'ignore) ; 'previous-line-mark)
(define-key ctl-x-map (kbd "ESC x") 'execute-extended-command)
(define-key ctl-x-map (kbd "ESC :") 'eval-expression)

;; C-h and DEL
(global-set-key (kbd "C-h") (kbd "DEL"))

(global-set-key (kbd "C-m") 'reindent-then-newline-and-indent)
(global-set-key (kbd "C-o") (kbd "C-e C-m"))

(define-key esc-map "k" 'my-copy-whole-line)
;; (global-set-key "\C-z" 'undo) ; undo is M-u
(define-key esc-map "u" 'undo)
(define-key esc-map "i" (kbd "ESC TAB"))
;; (global-set-key (kbd "C-r") 'query-replace-regexp)
(global-set-key (kbd "C-s") 'isearch-forward-regexp)
(global-set-key (kbd "C-r") 'isearch-backward-regexp)

(define-key my-prefix-map (kbd "C-o") 'occur)

;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
;; japanese input method

(defun my-load-scim ()
  "Use scim-bridge.el as japanese im."
  ;; Load scim-bridge.
  (when (safe-require-or-eval 'scim-bridge)
    ;; Turn on scim-mode automatically after loading .emacs
    (call-after-init 'scim-mode-on)
    (defvar-set scim-cursor-color "red")
    (scim-define-preedit-key ?\^h t)
    (scim-define-common-key ?\* nil)
    (scim-define-common-key ?\^/ nil)))

(defun my-load-anthy ()
  "Use anthy.el as japanese im."
  ;; anthy
  (when (safe-require-or-eval 'anthy)
    (global-set-key
     (kbd "<muhenkan>") (lambda () (interactive) (anthy-mode-off)))
    (global-set-key (kbd "<henkan>") (lambda () (interactive) (anthy-mode-on)))
    (when (>= emacs-major-version 23)
      (defvar-set anthy-accept-timeout 1))))

;; quail
;; aproposs input-method for some information
;; (setq default-input-method "japanese")
(defun my-load-mozc-el ()
  "Use mozc.el as japanese im."
  (when (safe-require-or-eval 'mozc)
    (defvar-set defauit-input-method "japanese-mozc")
    (defvar-set mozc-leim-title "[MZ]")
    ))

;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
;; gmail

(setq mail-interactive t
      send-mail-function 'smtpmail-send-it
      ;; message-send-mail-function 'smtpmail-send-it
      smtpmail-smtp-server "smtp.gmail.com"
      smtpmail-smtp-service 587
      smtpmail-starttls-credentials '(("smtp.gmail.com" 587
                                       "8.slashes@gmail.com" nil))
      smtpmail-auth-credentials '(("smtp.gmail.com" 587
                                   "8.slashes@gmail.com" nil))
      user-mail-address "8.slashes@gmail.com")

;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
;; buffer killing

;; (defun my-delete-window-killing-buffer () nil)

(defun my-query-kill-current-buffer ()
  "Interactively kill current buffer."
  (interactive)
  (if (y-or-n-p (concat "kill current buffer? :"))
      (kill-buffer (current-buffer))))
(substitute-key-definition 'kill-buffer
                           'my-query-kill-current-buffer
                           global-map)
;;(global-set-key "\C-xk" 'my-query-kill-current-buffer)

(defun my-kill-buffers ()
  "Kill buffers that visit files."
  (interactive)
  (mapcar (lambda (buf)
            (when (buffer-file-name buf)
              (kill-buffer buf)))
          (buffer-list)))

;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
;; share clipboard with x

;; this page describes this in details, but only these sexps seem to be needed
;; http://garin.jp/doc/Linux/xwindow_clipboard

(and (not window-system)
     (not (eq window-system 'mac))
     (getenv "DISPLAY")
     (not (equal (getenv "DISPLAY") ""))
     (executable-find "xclip")
     ;; (< emacs-major-version 24)
     (safe-require-or-eval 'xclip)
     nil
     (turn-on-xclip))

(and (eq system-type 'darwin)
     (fetch-library
      "https://raw.github.com/10sr/emacs-lisp/master/pasteboard.el"
      t)
     (safe-require-or-eval 'pasteboard)
     (turn-on-pasteboard)
     (getenv "TMUX")
     (pasteboard-enable-rtun))

;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
;; https://github.com/lunaryorn/flycheck
(when (safe-require-or-eval 'flycheck)
  (call-after-init 'global-flycheck-mode))

;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
;; window

'(and (fetch-library
       "https://raw.github.com/10sr/emacs-lisp/master/window-organizer.el"
       t)
      (autoload-eval-lazily 'window-organizer)
      (define-key ctl-x-map (kbd "w") 'window-organizer))

;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
;; server

(when (safe-require-or-eval 'server)
  (setq server-name (concat "server"
                            (number-to-string (emacs-pid))))

  ;; In Cygwin Environment `server-runnning-p' stops when server-use-tcp is nil
  ;; In Darwin environment, init fails with message like 'Service name too long'
  ;; when server-use-tcp is nil
  (when (or (eq system-type
                'cygwin)
            (eq system-type
                'darwin))
    (setq server-use-tcp t))

  (defun my-construct-emacsclient-editor-command ()
    "Construct and return command in a string to connect to current Emacs server."
    (if server-use-tcp
        (format "%s -f \"%s/%s\""
                "emacsclient"
                (expand-file-name server-auth-dir)
                server-name)
      (format "%s -s \"%s/%s\""
              "emacsclient"
              server-socket-dir
              server-name)))

  (setq process-environment
        `(,(concat "EDITOR="
                   (my-construct-emacsclient-editor-command))
          ,(concat "GIT_EDITOR="
                   (my-construct-emacsclient-editor-command))
          ,@process-environment))

  (server-start))

;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
;; some modes and hooks

(defvar-set ac-ignore-case nil)

;; (when (require 'ensime nil t)
;;   (defvar-set ensime-ac-case-sensitive t)
;;   (defvar-set ensime-company-case-sensitive t)
;;   (add-hook 'scala-mode-hook
;;             'ensime-scala-mode-hook)
;;   (add-hook 'ensime-scala-mode-hook
;;             'ac-stop))

(when (autoload-eval-lazily 'term-run '(term-run-shell-command term-run))
  (define-key ctl-x-map "t" 'term-run-shell-command))

(add-to-list 'safe-local-variable-values
             '(encoding utf-8))
(setq enable-local-variables :safe)

(when (autoload-eval-lazily 'dirtree nil
        (defun my-dirtree-current-line-directory-p ()
          "Return nil if element on current line is not a directory."
          (file-directory-p (widget-get (tree-mode-button-current-line)
                                        :file)))

        ;; This fix is actually a little strange.  Strictly speaking
        ;; judging tree should be done by whether the widget is a tree one.
        (defun my-dirtree-next-node (arg)
          "Fix the problem that `tree-mode-next-node' moves cursor 2 lines."
          (interactive "p")
          (if (my-dirtree-current-line-directory-p)
              (widget-forward (* arg 2))
            (widget-forward arg)))
        (defun my-dirtree-previous-node (arg)
          "Fix the problem that `tree-mode-previous-node' moves cursor 2 lines."
          (interactive "p")
          (my-dirtree-next-node (- arg)))

        (define-key dirtree-mode-map "n" 'my-dirtree-next-node)
        (define-key dirtree-mode-map "p" 'my-dirtree-previous-node))
  (define-key ctl-x-map "d" 'dirtree))

(and (fetch-library
      "https://raw.github.com/10sr/emacs-lisp/master/remember-major-modes-mode.el"
      t)
     (safe-require-or-eval 'remember-major-modes-mode)
     (remember-major-modes-mode 1)
     )

;; Detect file type from shebang and set major-mode.
(add-to-list 'interpreter-mode-alist
             '("python3" . python-mode))
(add-to-list 'interpreter-mode-alist
             '("python2" . python-mode))

;; http://fukuyama.co/foreign-regexp
'(and (safe-require-or-eval 'foreign-regexp)
      (progn
        (setq foreign-regexp/regexp-type 'perl)
        '(setq reb-re-syntax 'foreign-regexp)
        ))

(safe-require-or-eval 'session)

(autoload-eval-lazily 'sql '(sql-mode)
  (safe-require-or-eval 'sql-indent))

'(and (fetch-library "https://raw.github.com/10sr/emacs-lisp/master/gtkbm.el"
                     t)
      (autoload-eval-lazily 'gtkbm)
      (global-set-key (kbd "C-x C-d") 'gtkbm))

(and (fetch-library
      "https://raw.github.com/10sr/git-command-el/master/git-command.el"
      t)
     (autoload-eval-lazily 'git-command
         nil

       ;; for git-command old version
       (when (boundp 'git-command-major-mode-alist)
         (message "You are using old git-command !  Update it !!!")
         (add-to-list 'git-command-major-mode-alist
                      '("di" . diff-mode))
         (add-to-list 'git-command-major-mode-alist
                      '("graph" . fundamental-mode))
         (add-to-list 'git-command-major-mode-alist
                      '("log" . fundamental-mode)))

       ;; for git-command new version
       (when (boundp 'git-command-view-command-list)
         (add-to-list 'git-command-view-command-list
                      "graph")
         (add-to-list 'git-command-view-command-list
                      "blame")
         (add-to-list 'git-command-view-command-list
                      "help"))
       (when (boundp 'git-command-aliases-alist)
         ;; (message "new version of git-command!")
         (add-to-list 'git-command-aliases-alist
                      '("di" . (lambda (options cmd args new-buffer-p)
                                 (git-command-exec options
                                                   "diff"
                                                   args
                                                   new-buffer-p))))
         (add-to-list 'git-command-aliases-alist
                      '("grep" . (lambda (options cmd args new-buffer-p)
                                   (my-rgrep
                                    (concat
                                     "git "
                                     (git-command-construct-commandline
                                      `(,@options "--no-pager"
                                                  "-c" "color.grep=false")
                                      cmd
                                      `("-nHe" ,@args))))))))
       (setq git-command-use-emacsclient t)
       (or git-command-prompt-file
           (setq git-command-prompt-file
                 (git-command-find-git-ps1
                  "/usr/share/git-core/contrib/completion/git-prompt.sh"))))
     ;; (setq git-command-default-options "-c color.ui=always")
     (define-key ctl-x-map "g" 'git-command))

(and (fetch-library
      "http://www.emacswiki.org/emacs/download/sl.el"
      t)
     (autoload-eval-lazily 'sl))

(defalias 'qcalc 'quick-calc)

(safe-require-or-eval 'simple)

(add-hook 'makefile-mode-hook
          (lambda ()
            (local-set-key (kbd "C-m") 'newline-and-indent)
            ;; this functions is set in write-file-functions, i cannot find any
            ;; good way to remove this.
            (fset 'makefile-warn-suspicious-lines 'ignore)
            ))

(add-hook 'verilog-mode-hook
          (lambda ()
            (local-set-key ";" 'self-insert-command)))

(setq diff-switches "-u")
(add-hook 'diff-mode-hook
          (lambda ()
            ;; (when (and (eq major-mode
            ;;                'diff-mode)
            ;;            (not buffer-file-name))
            ;;   ;; do not pass when major-mode is derived mode of diff-mode
            ;;   (view-mode 1))
            (set-face-attribute 'diff-header nil
                                :foreground nil
                                :background nil
                                :weight 'bold)
            (set-face-attribute 'diff-file-header nil
                                :foreground nil
                                :background nil
                                :weight 'bold)
            (set-face-foreground 'diff-index-face "blue")
            (set-face-attribute 'diff-hunk-header nil
                                :foreground "cyan"
                                :weight 'normal)
            (set-face-attribute 'diff-context nil
                                ;; :foreground "white"
                                :foreground nil
                                :weight 'normal)
            (set-face-foreground 'diff-removed-face "red")
            (set-face-foreground 'diff-added-face "green")
            (set-face-background 'diff-removed-face nil)
            (set-face-background 'diff-added-face nil)
            (set-face-attribute 'diff-changed nil
                                :foreground "magenta"
                                :weight 'normal)
            (set-face-attribute 'diff-refine-change nil
                                :foreground nil
                                :background nil
                                :weight 'bold
                                :inverse-video t)
            ;; Annoying !
            ;;(diff-auto-refine-mode)
            ))

;; (ffap-bindings)

(add-hook 'sh-mode-hook
          (lambda ()
            (local-set-key
             (kbd "C-x C-e")
             'my-execute-shell-command-current-line)))
(defvar-set sh-here-document-word "__EOC__")

(defun my-execute-shell-command-current-line ()
  "Run current line as shell command."
  (interactive)
  (shell-command (buffer-substring-no-properties (point-at-bol)
                                                 (point))))

(setq auto-mode-alist
      `(("autostart\\'" . sh-mode)
        ("xinitrc\\'" . sh-mode)
        ("xprograms\\'" . sh-mode)
        ("PKGBUILD\\'" . sh-mode)
        ,@auto-mode-alist))

(and (autoload-eval-lazily 'pkgbuild-mode)
     (setq auto-mode-alist (append '(("PKGBUILD\\'" . pkgbuild-mode))
                                   auto-mode-alist)))

(and (autoload-eval-lazily 'groovy-mode)
     (add-to-list 'auto-mode-alist
                  '("build.gradle\\'" . groovy-mode)))

(add-hook 'yaml-mode-hook
          (lambda ()
            (local-set-key(kbd "C-m") 'newline)))

(add-hook 'html-mode-hook
          (lambda ()
            (local-set-key(kbd "C-m") 'reindent-then-newline-and-indent)))

(add-hook 'text-mode-hook
          (lambda ()
            (local-set-key (kbd "C-m") 'newline)))

(add-to-list 'Info-default-directory-list
             (expand-file-name "~/.info/emacs-ja"))

(add-hook 'apropos-mode-hook
          (lambda ()
            (local-set-key "n" 'next-line)
            (local-set-key "p" 'previous-line)
            ))

(add-hook 'isearch-mode-hook
          (lambda ()
            ;; (define-key isearch-mode-map
            ;;   (kbd "C-j") 'isearch-other-control-char)
            ;; (define-key isearch-mode-map
            ;;   (kbd "C-k") 'isearch-other-control-char)
            ;; (define-key isearch-mode-map
            ;;   (kbd "C-h") 'isearch-other-control-char)
            (define-key isearch-mode-map (kbd "C-h") 'isearch-delete-char)
            (define-key isearch-mode-map (kbd "M-r")
              'isearch-query-replace-regexp)))
;; do not cleanup isearch highlight: use `lazy-highlight-cleanup' to remove
(setq lazy-highlight-cleanup nil)
;; face for isearch highlighing
(set-face-attribute 'lazy-highlight
                    nil
                    :foreground `unspecified
                    :background `unspecified
                    :underline t
                    ;; :weight `bold
                    )

(add-hook 'outline-mode-hook
          (lambda ()
            (if (string-match "\\.md\\'" buffer-file-name)
                (set (make-local-variable 'outline-regexp) "#+ "))))
(add-to-list 'auto-mode-alist (cons "\\.ol\\'" 'outline-mode))

(add-to-list 'auto-mode-alist (cons "\\.md\\'" 'outline-mode))
(when (autoload-eval-lazily 'markdown-mode
          '(markdown-mode gfm-mode))
  (add-to-list 'auto-mode-alist (cons "\\.md\\'" 'gfm-mode))
  (setq markdown-command (or (executable-find "markdown")
                             (executable-find "markdown.pl")))
  (add-hook 'markdown-mode-hook
            (lambda ()
              (outline-minor-mode 1)
              (flyspell-mode)
              (set (make-local-variable 'comment-start) ";")))
  (add-hook 'gfm-mode-hook
            (lambda ()
              (define-key gfm-mode-map (kbd "C-m") 'electric-indent-just-newline)
              ;;(electric-indent-mode 0)
              )))

;; c-mode
;; http://www.emacswiki.org/emacs/IndentingC
;; http://en.wikipedia.org/wiki/Indent_style
;; http://d.hatena.ne.jp/emergent/20070203/1170512717
;; http://seesaawiki.jp/whiteflare503/d/Emacs%20%a5%a4%a5%f3%a5%c7%a5%f3%a5%c8
(when (autoload-eval-lazily 'cc-vars
          nil
        (defvar c-default-style)
        (add-to-list 'c-default-style
                     '(c-mode . "k&r"))
        (add-to-list 'c-default-style
                     '(c++-mode . "k&r"))
        (add-hook 'c-mode-common-hook
                  (lambda ()
                    ;; why c-basic-offset in k&r style defaults to 5 ???
                    (defvar-set c-basic-offset 4)
                    (defvar-set indent-tabs-mode nil)
                    ;; (set-face-foreground 'font-lock-keyword-face "blue")
                    (c-toggle-hungry-state -1)
                    ;; (and (require 'gtags nil t)
                    ;;      (gtags-mode 1))
                    ))))

(when (autoload-eval-lazily 'php-mode)
  (add-hook 'php-mode-hook
            (lambda ()
              (setq c-basic-offset 2))))

(when (autoload-eval-lazily 'js2-mode)
  ;; currently do not use js2-mode
  ;; (add-to-list 'auto-mode-alist '("\\.js\\'" . js2-mode))
  ;; (add-to-list 'auto-mode-alist '("\\.jsm\\'" . js2-mode))
  (add-hook 'js2-mode-hook
            (lambda ()
              (define-key js2-mode-map (kbd "C-m") (lambda ()
                                                     (interactive)
                                                     (js2-enter-key)
                                                     (indent-for-tab-command)))
              ;; (add-hook (kill-local-variable 'before-save-hook)
              ;;           'js2-before-save)
              ;; (add-hook 'before-save-hook
              ;;           'my-indent-buffer
              ;;           nil
              ;;           t)
              )))

(eval-after-load "js"
  (defvar-set js-indent-level 2))

(add-to-list 'interpreter-mode-alist
             '("node" . js-mode))

(when (autoload-eval-lazily 'flymake-jslint
          '(flymake-jslint-load))
  (autoload-eval-lazily 'js nil
    (add-hook 'js-mode-hook
              'flymake-jslint-load)))

(safe-require-or-eval 'js-doc)

(add-hook 'haskell-mode-hook 'turn-on-haskell-indentation)

(when (safe-require-or-eval 'uniquify)
  (setq uniquify-buffer-name-style 'post-forward-angle-brackets)
  (setq uniquify-ignore-buffers-re "*[^*]+*")
  (setq uniquify-min-dir-content 1))

(add-hook 'view-mode-hook
          (lambda()
            (defvar view-mode-map)
            (define-key view-mode-map "j" 'scroll-up-line)
            (define-key view-mode-map "k" 'scroll-down-line)
            (define-key view-mode-map "v" 'toggle-read-only)
            (define-key view-mode-map "q" 'bury-buffer)
            ;; (define-key view-mode-map "/" 'nonincremental-re-search-forward)
            ;; (define-key view-mode-map "?" 'nonincremental-re-search-backward)
            ;; (define-key view-mode-map
            ;;   "n" 'nonincremental-repeat-search-forward)
            ;; (define-key view-mode-map
            ;;   "N" 'nonincremental-repeat-search-backward)
            (define-key view-mode-map "/" 'isearch-forward-regexp)
            (define-key view-mode-map "?" 'isearch-backward-regexp)
            (define-key view-mode-map "n" 'isearch-repeat-forward)
            (define-key view-mode-map "N" 'isearch-repeat-backward)
            (define-key view-mode-map (kbd "C-m") 'my-rgrep-symbol-at-point)
            ))
(global-set-key "\M-r" 'view-mode)
;; (setq view-read-only t)

;; (defun my-view-mode-search-word (word)
;;   "Search for word current directory and subdirectories.
;; If called intearctively, find word at point."
;;   (interactive (list (thing-at-point 'symbol)))
;;   (if word
;;       (if (and (require 'gtags nil t)
;;                (gtags-get-rootpath))
;;           (gtags-goto-tag word "s")
;;         (my-rgrep word))
;;     (message "No word at point.")
;;     nil))

(add-hook 'Man-mode-hook
          (lambda ()
            (view-mode 1)
            (setq truncate-lines nil)))
(defvar-set Man-notify-method (if window-system
                                  'newframe
                                'aggressive))

(defvar-set woman-cache-filename (expand-file-name (concat user-emacs-directory
                                                           "woman_cache.el")))
(defalias 'man 'woman)

;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
;; python

(when (autoload-eval-lazily 'python '(python-mode))
  (defvar-set python-python-command (or (executable-find "python3")
                                        (executable-find "python")))
  ;; (defun my-python-run-as-command ()
  ;;   ""
  ;;   (interactive)
  ;;   (shell-command (concat python-python-command " " buffer-file-name)))
  (defun my-python-display-python-buffer ()
    ""
    (interactive)
    (defvar python-buffer)
    (set-window-text-height (display-buffer python-buffer
                                            t)
                            7))
  (add-hook 'python-mode-hook
            (lambda ()
              (local-set-key (kbd "C-c C-e") 'my-python-run-as-command)
              (local-set-key (kbd "C-c C-b") 'my-python-display-python-buffer)
              (local-set-key (kbd "C-m") 'newline-and-indent)))

  (add-hook 'inferior-python-mode-hook
            (lambda ()
              (my-python-display-python-buffer)
              (local-set-key (kbd "<up>") 'comint-previous-input)
              (local-set-key (kbd "<down>") 'comint-next-input))))

;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
;; GNU GLOBAL(gtags)
;; http://uguisu.skr.jp/Windows/gtags.html
;; http://eigyr.dip.jp/gtags.html
;; http://cha.la.coocan.jp/doc/gnu_global.html

(let ((d "/opt/local/share/gtags/"))
  (and (file-directory-p d)
       (add-to-list 'load-path
                    d)))

(when (autoload-eval-lazily 'gtags '(gtags-mode))
  (add-hook 'gtags-mode-hook
            (lambda ()
              (view-mode gtags-mode)
              (setq gtags-select-buffer-single t)
              ;; (local-set-key "\M-t" 'gtags-find-tag)
              ;; (local-set-key "\M-r" 'gtags-find-rtag)
              ;; (local-set-key "\M-s" 'gtags-find-symbol)
              ;; (local-set-key "\C-t" 'gtags-pop-stack)
              (define-key gtags-mode-map (kbd "C-x t h")
                'gtags-find-tag-from-here)
              (define-key gtags-mode-map (kbd "C-x t t") 'gtags-find-tag)
              (define-key gtags-mode-map (kbd "C-x t r") 'gtags-find-rtag)
              (define-key gtags-mode-map (kbd "C-x t s") 'gtags-find-symbol)
              (define-key gtags-mode-map (kbd "C-x t p") 'gtags-find-pattern)
              (define-key gtags-mode-map (kbd "C-x t f") 'gtags-find-file)
              (define-key gtags-mode-map (kbd "C-x t b") 'gtags-pop-stack) ;back
              ))
  (add-hook 'gtags-select-mode-hook
            (lambda ()
              (define-key gtags-select-mode-map (kbd "C-m") 'gtags-select-tag)
              ))
  )

;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
;; term mode

;; (setq multi-term-program shell-file-name)
(when (autoload-eval-lazily 'multi-term)
  (setq multi-term-switch-after-close nil)
  (setq multi-term-dedicated-select-after-open-p t)
  (setq multi-term-dedicated-window-height 20))

(when (autoload-eval-lazily 'term '(term ansi-term))
  (defun my-term-quit-or-send-raw ()
    ""
    (interactive)
    (if (get-buffer-process (current-buffer))
        (call-interactively 'term-send-raw)
      (kill-buffer)))

  ;; http://d.hatena.ne.jp/goinger/20100416/1271399150
  ;; (setq term-ansi-default-program shell-file-name)
  (add-hook 'term-setup-hook
            (lambda ()
              (defvar-set term-display-table (make-display-table))))
  (add-hook 'term-mode-hook
            (lambda ()
              (defvar term-raw-map)
              (unless (memq (current-buffer)
                            (and (featurep 'multi-term)
                                 (defvar multi-term-buffer-list)
                                 ;; current buffer is not multi-term buffer
                                 multi-term-buffer-list))
                ;; (define-key term-raw-map "\C-q" 'move-beginning-of-line)
                ;; (define-key term-raw-map "\C-r" 'term-send-raw)
                ;; (define-key term-raw-map "\C-s" 'term-send-raw)
                ;; (define-key term-raw-map "\C-f" 'forward-char)
                ;; (define-key term-raw-map "\C-b" 'backward-char)
                ;; (define-key term-raw-map "\C-t" 'set-mark-command)
                (define-key term-raw-map
                  "\C-x" (lookup-key (current-global-map) "\C-x"))
                (define-key term-raw-map
                  "\C-z" (lookup-key (current-global-map) "\C-z"))
                )
              ;; (define-key term-raw-map "\C-xl" 'term-line-mode)
              ;; (define-key term-mode-map "\C-xc" 'term-char-mode)
              (define-key term-raw-map (kbd "<up>") 'scroll-down-line)
              (define-key term-raw-map (kbd "<down>") 'scroll-up-line)
              (define-key term-raw-map (kbd "<right>") 'scroll-up)
              (define-key term-raw-map (kbd "<left>") 'scroll-down)
              (define-key term-raw-map (kbd "C-p") 'term-send-raw)
              (define-key term-raw-map (kbd "C-n") 'term-send-raw)
              (define-key term-raw-map "q" 'my-term-quit-or-send-raw)
              ;; (define-key term-raw-map (kbd "ESC") 'term-send-raw)
              (define-key term-raw-map [delete] 'term-send-raw)
              (define-key term-raw-map (kbd "DEL") 'term-send-backspace)
              (define-key term-raw-map "\C-y" 'term-paste)
              (define-key term-raw-map
                "\C-c" 'term-send-raw) ;; 'term-interrupt-subjob)
              '(define-key term-mode-map (kbd "C-x C-q") 'term-pager-toggle)
              ;; (dolist (key '("<up>" "<down>" "<right>" "<left>"))
              ;;   (define-key term-raw-map (read-kbd-macro key) 'term-send-raw))
              ;; (define-key term-raw-map "\C-d" 'delete-char)
              (set (make-local-variable 'scroll-margin) 0)
              ;; (set (make-local-variable 'cua-enable-cua-keys) nil)
              ;; (cua-mode 0)
              ;; (and cua-mode
              ;;      (local-unset-key (kbd "C-c")))
              ;; (define-key cua--prefix-override-keymap
              ;;"\C-c" 'term-interrupt-subjob)
              (set (make-local-variable (defvar hl-line-range-function))
                   (lambda ()
                     '(0 . 0)))
              ))
  ;; (add-hook 'term-exec-hook 'forward-char)
  )

;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
;; buffer switching

(defvar bs-configurations)
(when (autoload-eval-lazily 'bs '(bs-show)
        ;; (add-to-list 'bs-configurations
        ;; '("processes" nil get-buffer-process ".*" nil nil))
        (add-to-list 'bs-configurations
                     '("files-and-terminals" nil nil nil
                       (lambda (buf)
                         (and (bs-visits-non-file buf)
                              (save-excursion
                                (set-buffer buf)
                                (not (memq major-mode
                                           '(term-mode
                                             eshell-mode))))))))
        ;; (setq bs-configurations (list
        ;; '("processes" nil get-buffer-process ".*" nil nil)
        ;; '("files-and-scratch" "^\\*scratch\\*$" nil nil
        ;; bs-visits-non-file bs-sort-buffer-interns-are-last)))
        )
  ;; (global-set-key "\C-x\C-b" 'bs-show)
  (defalias 'list-buffers 'bs-show)
  (defvar-set bs-default-configuration "files-and-terminals")
  (defvar-set bs-default-sort-name "by nothing")
  (add-hook 'bs-mode-hook
            (lambda ()
              ;; (setq bs-default-configuration "files")
              ;; (and bs--show-all
              ;;      (call-interactively 'bs-toggle-show-all))
              (set (make-local-variable 'scroll-margin) 0))))

;;(iswitchb-mode 1)
(icomplete-mode)

(defun iswitchb-buffer-display-other-window ()
  "Do iswitchb in other window."
  (interactive)
  (let ((iswitchb-default-method 'display))
    (call-interactively 'iswitchb-buffer)))


;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
;; sdic

(when (autoload-eval-lazily 'sdic '(sdic-describe-word-at-point))
  ;; (define-key my-prefix-map "\C-w" 'sdic-describe-word)
  (define-key my-prefix-map "\C-t" 'sdic-describe-word-at-point-echo)
  (defun sdic-describe-word-at-point-echo ()
    ""
    (interactive)
    (save-window-excursion
      (sdic-describe-word-at-point))
    (save-excursion
      (set-buffer sdic-buffer-name)
      (message (buffer-substring (point-min)
                                 (progn (goto-char (point-min))
                                        (or (and (re-search-forward "^\\w"
                                                                    nil
                                                                    t
                                                                    4)
                                                 (progn (previous-line) t)
                                                 (point-at-eol))
                                            (point-max)))))))

  (setq sdic-eiwa-dictionary-list '((sdicf-client "/usr/share/dict/gene.sdic")))
  (setq sdic-waei-dictionary-list
        '((sdicf-client "/usr/share/dict/jedict.sdic" (add-keys-to-headword t))))
  (setq sdic-disable-select-window t)
  (setq sdic-window-height 7))


;;;;;;;;;;;;;;;;;;;;;;;;
;; ilookup

(when (fetch-library
       "https://raw.github.com/10sr/emacs-lisp/master/ilookup.el"
       t)
  (autoload-eval-lazily 'ilookup
      '(ilookup-open)
    (setq ilookup-dict-alist
          '(
            ("sdcv" . (lambda (word)
                        (shell-command-to-string
                         (format "sdcv -n '%s'"
                                 word))))
            ("en" . (lambda (word)
                      (shell-command-to-string
                       (format "sdcv -n -u dictd_www.dict.org_gcide '%s'"
                               word))))
            ("ja" . (lambda (word)
                      (shell-command-to-string
                       (format "sdcv -n -u EJ-GENE95 -u jmdict-en-ja '%s'"
                               word))))
            ("jaj" . (lambda (word)
                       (shell-command-to-string
                        (format "sdcv -n -u jmdict-en-ja '%s'"
                                word))))
            ("jag" .
             (lambda (word)
               (with-temp-buffer
                 (insert (shell-command-to-string
                          (format "sdcv -n -u 'Genius English-Japanese' '%s'"
                                  word)))
                 (html2text)
                 (buffer-substring (point-min)
                                   (point-max)))))
            ("alc" . (lambda (word)
                       (shell-command-to-string
                        (format "alc '%s' | head -n 20"
                                word))))
            ("app" . (lambda (word)
                       (shell-command-to-string
                        (format "dict_app '%s'"
                                word))))
            ;; letters broken
            ("ms" .
             (lambda (word)
               (let ((url (concat
                           "http://api.microsofttranslator.com/V2/Ajax.svc/"
                           "Translate?appId=%s&text=%s&to=%s"))
                     (apikey "3C9778666C5BA4B406FFCBEE64EF478963039C51")
                     (target "ja")
                     (eword (url-hexify-string word)))
                 (with-current-buffer (url-retrieve-synchronously
                                       (format url
                                               apikey
                                               eword
                                               target))
                   (message "")
                   (goto-char (point-min))
                   (search-forward-regexp "^$"
                                          nil
                                          t)
                   (url-unhex-string (buffer-substring-no-properties
                                      (point)
                                      (point-max)))))))
            ))
    ;; (funcall (cdr (assoc "ms"
    ;;                      ilookup-alist))
    ;;          "dictionary")

    ;; (switch-to-buffer (url-retrieve-synchronously "http://api.microsofttranslator.com/V2/Ajax.svc/Translate?appId=3C9778666C5BA4B406FFCBEE64EF478963039C51&text=dictionary&to=ja"))

    ;; (switch-to-buffer (url-retrieve-synchronously "http://google.com"))

    (setq ilookup-default "ja")
    (when (locate-library "google-translate")
      (add-to-list 'ilookup-dict-alist
                   '("gt" .
                     (lambda (word)
                       (save-excursion
                         (google-translate-translate "auto"
                                                     "ja"
                                                     word))
                       (with-current-buffer "*Google Translate*"
                         (buffer-substring-no-properties (point-min)
                                                         (point-max)))))))
    ))


(when (autoload-eval-lazily 'google-translate '(google-translate-translate
                                                google-translate-at-point))
  (setq google-translate-default-source-language "auto")
  (setq google-translate-default-target-language "ja"))


;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
;; vc
(require 'vc)
(setq vc-handled-backends '())

;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
;; gauche-mode
;; http://d.hatena.ne.jp/kobapan/20090305/1236261804
;; http://www.katch.ne.jp/~leque/software/repos/gauche-mode/gauche-mode.el

(when (and (fetch-library
            "http://www.katch.ne.jp/~leque/software/repos/gauche-mode/gauche-mode.el"
            t)
           (autoload-eval-lazily 'gauche-mode '(gauche-mode run-scheme)))
  (let ((s (executable-find "gosh")))
    (setq scheme-program-name s
          gauche-program-name s))

  (defun run-gauche-other-window ()
    "Run gauche on other window"
    (interactive)
    (switch-to-buffer-other-window
     (get-buffer-create "*scheme*"))
    (run-gauche))

  (defun run-gauche ()
    "run gauche"
    (interactive)
    (run-scheme gauche-program-name)
    )

  (defun scheme-send-buffer ()
    ""
    (interactive)
    (scheme-send-region (point-min) (point-max))
    (my-scheme-display-scheme-buffer)
    )

  (defun my-scheme-display-scheme-buffer ()
    ""
    (interactive)
    (set-window-text-height (display-buffer scheme-buffer
                                            t)
                            7))

  (add-hook 'scheme-mode-hook
            (lambda ()
              nil))

  (add-hook 'inferior-scheme-mode-hook
            (lambda ()
              ;; (my-scheme-display-scheme-buffer)
              ))
  (setq auto-mode-alist
        (cons '("\.gosh\\'" . gauche-mode) auto-mode-alist))
  (setq auto-mode-alist
        (cons '("\.gaucherc\\'" . gauche-mode) auto-mode-alist))
  (add-hook 'gauche-mode-hook
            (lambda ()
              (define-key gauche-mode-map
                (kbd "C-c C-z") 'run-gauche-other-window)
              (define-key scheme-mode-map
                (kbd "C-c C-c") 'scheme-send-buffer)
              (define-key scheme-mode-map
                (kbd "C-c C-b") 'my-scheme-display-scheme-buffer))))

;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
;; recentf-mode

(setq recentf-save-file (expand-file-name (concat user-emacs-directory
                                                  "recentf"))
      recentf-max-menu-items 20
      recentf-max-saved-items 30
      recentf-show-file-shortcuts-flag nil)

(when (safe-require-or-eval 'recentf)
  (add-to-list 'recentf-exclude
               (regexp-quote recentf-save-file))
  (add-to-list 'recentf-exclude
               (regexp-quote (expand-file-name user-emacs-directory)))
  (define-key ctl-x-map (kbd "C-r") 'recentf-open-files)
  (remove-hook 'find-file-hook
               'recentf-track-opened-file)
  (defun my-recentf-load-track-save-list ()
    "Load current recentf list from file, track current visiting file, then save
the list."
    (recentf-load-list)
    (recentf-track-opened-file)
    (recentf-save-list))
  (add-hook 'find-file-hook
            'my-recentf-load-track-save-list)
  (add-hook 'kill-emacs-hook
            'recentf-load-list)
  ;;(run-with-idle-timer 5 t 'recentf-save-list)
  ;; (add-hook 'find-file-hook
  ;;           (lambda ()
  ;;             (recentf-add-file default-directory)))
  (and (fetch-library
        "https://raw.github.com/10sr/emacs-lisp/master/recentf-show.el"
        t)
       (autoload-eval-lazily 'recentf-show)
       (define-key ctl-x-map (kbd "C-r") 'recentf-show)
       (add-hook 'recentf-show-before-listing-hook
                 'recentf-load-list))
  (recentf-mode 1)
  (add-hook 'recentf-dialog-mode-hook
            (lambda ()
              ;; (recentf-save-list)
              ;; (define-key recentf-dialog-mode-map (kbd "C-x C-f")
              ;; 'my-recentf-cd-and-find-file)
              (define-key recentf-dialog-mode-map (kbd "<up>") 'previous-line)
              (define-key recentf-dialog-mode-map (kbd "<down>") 'next-line)
              (define-key recentf-dialog-mode-map "p" 'previous-line)
              (define-key recentf-dialog-mode-map "n" 'next-line)
              (cd "~/"))))

;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
;; dired

(when (autoload-eval-lazily 'dired nil)
  (defun my-dired-echo-file-head (arg)
    ""
    (interactive "P")
    (let ((f (dired-get-filename)))
      (message "%s"
               (with-temp-buffer
                 (insert-file-contents f)
                 (buffer-substring-no-properties
                  (point-min)
                  (progn (goto-line (if arg
                                        (prefix-numeric-value arg)
                                      7))
                         (point-at-eol)))))))

  (defun my-dired-diff ()
    ""
    (interactive)
    (let ((files (dired-get-marked-files nil nil nil t)))
      (if (eq (car files)
              t)
          (diff (cadr files) (dired-get-filename))
        (message "One files must be marked!"))))

  (defun my-pop-to-buffer-erase-noselect (buffer-or-name)
    "pop up buffer using `display-buffer' and return that buffer."
    (let ((bf (get-buffer-create buffer-or-name)))
      (with-current-buffer bf
        (cd ".")
        (erase-buffer))
      (display-buffer bf)
      bf))

  (defun my-replace-nasi-none ()
    ""
    (save-excursion
      (let ((buffer-read-only nil))
        (goto-char (point-min))
        (while (search-forward "なし" nil t)
          (replace-match "none")))))

  (defun dired-get-file-info ()
    "dired get file info"
    (interactive)
    (let ((f (shell-quote-argument (dired-get-filename t))))
      (if (file-directory-p f)
          (progn
            (message "Calculating disk usage...")
            (shell-command (concat "du -hsD "
                                   f)))
        (shell-command (concat "file "
                               f)))))

  (defun my-dired-scroll-up ()
    ""
    (interactive)
    (my-dired-previous-line (- (window-height) 1)))

  (defun my-dired-scroll-down ()
    ""
    (interactive)
    (my-dired-next-line (- (window-height) 1)))

  ;; (defun my-dired-forward-line (arg)
  ;;   ""
  ;;   (interactive "p"))

  (defun my-dired-previous-line (arg)
    ""
    (interactive "p")
    (if (> arg 0)
        (progn
          (if (eq (line-number-at-pos)
                  1)
              (goto-char (point-max))
            (forward-line -1))
          (my-dired-previous-line (if (or (dired-get-filename nil t)
                                          (dired-get-subdir))
                                      (- arg 1)
                                    arg)))
      (dired-move-to-filename)))

  (defun my-dired-next-line (arg)
    ""
    (interactive "p")
    (if (> arg 0)
        (progn
          (if (eq (point)
                  (point-max))
              (goto-char (point-min))
            (forward-line 1))
          (my-dired-next-line (if (or (dired-get-filename nil t)
                                      (dired-get-subdir))
                                  (- arg 1)
                                arg)))
      (dired-move-to-filename)))

  (defun my-dired-print-current-dir-and-file ()
    (message "%s  %s"
             default-directory
             (buffer-substring-no-properties (point-at-bol)
                                             (point-at-eol))))

  (defun dired-do-execute-as-command ()
    ""
    (interactive)
    (let ((file (dired-get-filename t)))
      (if (file-executable-p file)
          (start-process file nil file)
        (when (y-or-n-p
               "This file cant be executed.  Mark as executable and go? ")
          (set-file-modes file
                          (file-modes-symbolic-to-number "u+x" (file-modes file)))
          (start-process file nil file)))))

  ;;http://bach.istc.kobe-u.ac.jp/lect/tamlab/ubuntu/emacs.html

  (defun my-dired-x-open ()
    ""
    (interactive)
    (my-x-open (dired-get-filename t t)))

  (if (eq window-system 'mac)
      (setq dired-listing-switches "-lhF")
    (setq dired-listing-switches "-lhF --time-style=long-iso")
    )
  (setq dired-listing-switches "-lhF")

  (put 'dired-find-alternate-file 'disabled nil)
  ;; when using dired-find-alternate-file
  ;; reuse current dired buffer for the file to open
  (defvar-set dired-ls-F-marks-symlinks t)

  (when (safe-require-or-eval 'ls-lisp)
    (setq ls-lisp-use-insert-directory-program nil) ; always use ls-lisp
    (setq ls-lisp-dirs-first t)
    (setq ls-lisp-use-localized-time-format t)
    (setq ls-lisp-format-time-list
          '("%Y-%m-%d %H:%M"
            "%Y-%m-%d      ")))

  (defvar-set dired-dwim-target t)
  (defvar-set dired-isearch-filenames t)
  (defvar-set dired-hide-details-hide-symlink-targets nil)
  (defvar-set dired-hide-details-hide-information-lines nil)

  ;; (add-hook 'dired-after-readin-hook
  ;;           'my-replace-nasi-none)

  ;; (add-hook 'after-init-hook
  ;;           (lambda ()
  ;;             (dired ".")))

  (add-hook 'dired-mode-hook
            (lambda ()
              (local-set-key "o" 'my-dired-x-open)
              (local-set-key "i" 'dired-get-file-info)
              (local-set-key "f" 'find-file)
              (local-set-key "!" 'shell-command)
              (local-set-key "&" 'async-shell-command)
              (local-set-key "X" 'dired-do-async-shell-command)
              (local-set-key "=" 'my-dired-diff)
              (local-set-key "B" 'gtkbm-add-current-dir)
              (local-set-key "b" 'gtkbm)
              (local-set-key "h" 'my-dired-echo-file-head)
              (local-set-key "@" (lambda ()
                                   (interactive) (my-x-open ".")))
              (local-set-key (kbd "TAB") 'other-window)
              ;; (local-set-key "P" 'my-dired-do-pack-or-unpack)
              (local-set-key "/" 'dired-isearch-filenames)
              (local-set-key (kbd "DEL") 'dired-up-directory)
              (local-set-key (kbd "C-h") 'dired-up-directory)
              (substitute-key-definition 'dired-next-line
                                         'my-dired-next-line
                                         (current-local-map))
              (substitute-key-definition 'dired-previous-line
                                         'my-dired-previous-line
                                         (current-local-map))
              ;; (local-set-key (kbd "C-p") 'my-dired-previous-line)
              ;; (local-set-key (kbd "p") 'my-dired-previous-line)
              ;; (local-set-key (kbd "C-n") 'my-dired-next-line)
              ;; (local-set-key (kbd "n") 'my-dired-next-line)
              (local-set-key (kbd "<left>") 'my-dired-scroll-up)
              (local-set-key (kbd "<right>") 'my-dired-scroll-down)
              (local-set-key (kbd "ESC p") 'my-dired-scroll-up)
              (local-set-key (kbd "ESC n") 'my-dired-scroll-down)
              (when (fboundp 'dired-hide-details-mode)
                (dired-hide-details-mode t)
                (local-set-key "l" 'dired-hide-details-mode))
              (let ((file "._Icon\015"))
                (when nil (file-readable-p file)
                      (delete-file file)))))

  (and (fetch-library "https://raw.github.com/10sr/emacs-lisp/master/pack.el"
                      t)
       (autoload-eval-lazily 'pack '(dired-do-pack-or-unpack pack))
       (add-hook 'dired-mode-hook
                 (lambda ()
                   (local-set-key "P" 'dired-do-pack-or-unpack))))

  (and (fetch-library
        "https://raw.github.com/10sr/emacs-lisp/master/dired-list-all-mode.el"
        t)
       (autoload-eval-lazily 'dired-list-all-mode)
       (setq dired-listing-switches "-lhF")
       (add-hook 'dired-mode-hook
                 (lambda ()
                   (local-set-key "a" 'dired-list-all-mode)
                   )))
  )                                       ; when dired locate

;; http://blog.livedoor.jp/tek_nishi/archives/4693204.html

(defvar dired-marker-char)
(defun my-dired-toggle-mark()
  (let ((cur (cond ((eq (following-char) dired-marker-char) ?\040)
                   (t dired-marker-char))))
    (delete-char 1)
    (insert cur)))

(defun my-dired-mark (arg)
  "Toggle mark the current (or next ARG) files.
If on a subdir headerline, mark all its files except `.' and `..'.

Use \\[dired-unmark-all-files] to remove all marks
and \\[dired-unmark] on a subdir to remove the marks in
this subdir."

  (interactive "P")
  (if (dired-get-subdir)
      (save-excursion (dired-mark-subdir-files))
    (let ((inhibit-read-only t))
      (dired-repeat-over-lines
       (prefix-numeric-value arg)
       'my-dired-toggle-mark))))

(defun my-dired-mark-backward (arg)
  "In Dired, move up lines and toggle mark there.
Optional prefix ARG says how many lines to unflag; default is one line."
  (interactive "p")
  (my-dired-mark (- arg)))

(add-hook 'dired-mode-hook
          (lambda ()
            (local-set-key (kbd "SPC") 'my-dired-mark)
            (local-set-key (kbd "S-SPC") 'my-dired-mark-backward))
          )

;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
;; eshell

(autoload-eval-lazily 'eshell nil

  (defvar-set eshell-banner-message (format "Welcome to the Emacs shell
%s
C-x t to toggling emacs-text-mode

"
                                            (shell-command-to-string "uname -a")
                                            ))

  (defvar eshell-text-mode-map
    (let ((map (make-sparse-keymap)))
      (define-key map (kbd "C-x t") 'eshell-text-mode-toggle)
      map))

  (define-derived-mode eshell-text-mode text-mode
    "Eshell-Text"
    "Text-mode for Eshell."
    nil)

  (defun eshell-text-mode-toggle ()
    "Toggle eshell-text-mode and eshell-mode."
    (interactive)
    (cond ((eq major-mode
               'eshell-text-mode)
           (goto-char (point-max))
           (message "Eshell text mode disabled")
           (eshell-mode))
          ((eq major-mode
               'eshell-mode)
           (message "Eshell text mode enabled")
           (eshell-write-history)
           (eshell-text-mode))
          (t
           (message "Not in eshell buffer")
           nil)))

  (defun my-eshell-backward-delete-char ()
    (interactive)
    (when (< (save-excursion
               (eshell-bol)
               (point))
             (point))
      (backward-delete-char 1)))

  (defun my-file-owner-p (file)
    "t if FILE is owned by me."
    (eq (user-uid) (nth 2 (file-attributes file))))

  "http://www.bookshelf.jp/pukiwiki/pukiwiki.php\
?Eshell%A4%F2%BB%C8%A4%A4%A4%B3%A4%CA%A4%B9"
  ;; ;; written by Stefan Reichoer <reichoer@web.de>
  ;; (defun eshell/less (&rest args)
  ;;   "Invoke `view-file' on the file.
  ;; \"less +42 foo\" also goes to line 42 in the buffer."
  ;;   (if args
  ;;       (while args
  ;;         (if (string-match "\\`\\+\\([0-9]+\\)\\'" (car args))
  ;;             (let* ((line (string-to-number (match-string 1 (pop args))))
  ;;                    (file (pop args)))
  ;;               (view-file file)
  ;;               (goto-line line))
  ;;           (view-file (pop args))))))

  (defun eshell/o (&optional file)
    (my-x-open (or file ".")))

  ;; (defun eshell/vi (&rest args)
  ;;   "Invoke `find-file' on the file.
  ;; \"vi +42 foo\" also goes to line 42 in the buffer."
  ;;   (while args
  ;;     (if (string-match "\\`\\+\\([0-9]+\\)\\'" (car args))
  ;;         (let* ((line (string-to-number (match-string 1 (pop args))))
  ;;                (file (pop args)))
  ;;           (find-file file)
  ;;           (goto-line line))
  ;;       (find-file (pop args)))))

  (defun eshell/clear ()
    "Clear the current buffer, leaving one prompt at the top."
    (interactive)
    (let ((inhibit-read-only t))
      (erase-buffer)))

  (defun eshell-clear ()
    (interactive)
    (let ((inhibit-read-only t))
      (erase-buffer)
      (insert (funcall eshell-prompt-function))))

  (defun eshell/d (&optional dirname switches)
    "if first arg is omitted open current directory."
    (dired (or dirname ".") switches))

  (defun eshell/v ()
    (view-mode 1))

  ;; (defun eshell/aaa (&rest args)
  ;;   (message "%S"
  ;;            args))

  (defalias 'eshell/: 'ignore)
  (defalias 'eshell/type 'eshell/which)
  ;; (defalias 'eshell/vim 'eshell/vi)
  (defalias 'eshell/ff 'find-file)
  (defalias 'eshell/q 'eshell/exit)

  (defun eshell-goto-prompt ()
    ""
    (interactive)
    (goto-char (point-max)))

  (defun eshell-delete-char-or-logout (n)
    (interactive "p")
    (if (equal (eshell-get-old-input)
               "")
        (progn
          (insert "exit")
          (eshell-send-input))
      (delete-char n)))

  (defun eshell-kill-input ()
    (interactive)
    (delete-region (point)
                   (progn (eshell-bol)
                          (point))))

  (defalias 'eshell/logout 'eshell/exit)

  (defun eshell-cd-default-directory (&optional eshell-buffer-or-name)
    "open eshell and change wd
if arg given, use that eshell buffer, otherwise make new eshell buffer."
    (interactive)
    (let ((dir (expand-file-name default-directory)))
      (switch-to-buffer (or eshell-buffer-or-name
                            (eshell t)))
      (unless (equal dir (expand-file-name default-directory))
        ;; (cd dir)
        ;; (eshell-interactive-print (concat "cd " dir "\n"))
        ;; (eshell-emit-prompt)
        (goto-char (point-max))
        (eshell-kill-input)
        (insert "cd " dir)
        (eshell-send-input))))

  (defadvice eshell-next-matching-input-from-input
      ;; do not cycle history
      (around eshell-history-do-not-cycle activate)
    (if (= 0
           (or eshell-history-index
               0))
        (progn
          (delete-region eshell-last-output-end (point))
          (insert-and-inherit eshell-matching-input-from-input-string)
          (setq eshell-history-index nil))
      ad-do-it))

  (defvar-set eshell-directory-name (concat user-emacs-directory
                                            "eshell/"))
  (defvar-set eshell-term-name "eterm-color")
  (defvar-set eshell-scroll-to-bottom-on-input t)
  (defvar-set eshell-cmpl-ignore-case t)
  (defvar-set eshell-cmpl-cycle-completions nil)
  (defvar-set eshell-highlight-prompt nil)
  (if (eq system-type 'darwin)
      (defvar-set eshell-ls-initial-args '("-hCFG")
        (defvar-set eshell-ls-initial-args '("-hCFG"
                                             "--color=auto"
                                             "--time-style=long-iso"))     ; "-hF")
        ))

  (defvar-set eshell-prompt-function
    'my-eshell-prompt-function)

  (defvar eshell-last-command-status)
  (defun my-eshell-prompt-function()
    "Prompt function.

It looks like:

:: [10sr@darwin:~/][ESHELL]
:: $
"
    (concat ":: ["
            (let ((str (concat user-login-name
                               "@"
                               (car (split-string system-name
                                                  "\\."))
                               )))
              (put-text-property 0
                                 (length str)
                                 'face
                                 'underline
                                 str)
              str)
            ":"
            (let ((str (abbreviate-file-name default-directory)))
              (put-text-property 0
                                 (length str)
                                 'face
                                 'underline
                                 str)
              str)
            "][ESHELL]\n:: "
            (if (eq 0
                    eshell-last-command-status)
                ""
              (format "[STATUS:%d] "
                      eshell-last-command-status))
            (if (= (user-uid)
                   0)
                "# "
              "$ ")
            ))

  (add-hook 'eshell-mode-hook
            (lambda ()
              ;; (define-key eshell-mode-map (kbd "C-x C-x") (lambda ()
              ;;                                               (interactive)
              ;;                             (switch-to-buffer (other-buffer))))
              ;; (define-key eshell-mode-map (kbd "C-g") (lambda ()
              ;;                                           (interactive)
              ;;                                           (eshell-goto-prompt)
              ;;                                           (keyboard-quit)))
              (local-set-key (kbd "C-x t") 'eshell-text-mode-toggle)
              (local-set-key (kbd "C-u") 'eshell-kill-input)
              (local-set-key (kbd "C-d") 'eshell-delete-char-or-logout)
              ;; (define-key eshell-mode-map (kbd "C-l")
              ;;   'eshell-clear)
              (local-set-key (kbd "DEL") 'my-eshell-backward-delete-char)
              (local-set-key (kbd "<up>") 'scroll-down-line)
              (local-set-key (kbd "<down>") 'scroll-up-line)
              ;; (define-key eshell-mode-map
              ;;   (kbd "C-p") 'eshell-previous-matching-input-from-input)
              ;; (define-key eshell-mode-map
              ;;   (kbd "C-n") 'eshell-next-matching-input-from-input)

              (apply 'eshell/addpath exec-path)
              (set (make-local-variable 'scroll-margin) 0)
              ;; (eshell/export "GIT_PAGER=")
              ;; (eshell/export "GIT_EDITOR=")
              (eshell/export "LC_MESSAGES=C")
              (switch-to-buffer (current-buffer)) ; move buffer top of list
              (set (make-local-variable (defvar hl-line-range-function))
                   (lambda ()
                     '(0 . 0)))
              (defvar eshell-virtual-targets)
              (add-to-list 'eshell-virtual-targets
                           '("/dev/less"
                             (lambda (str)
                               (if str
                                   (with-current-buffer nil)))
                             nil))
              ))

  (add-hook 'eshell-mode-hook
            (lambda ()
              (defvar eshell-visual-commands)
              (defvar eshell-output-filter-functions)
              (defvar eshell-command-aliases-list)
              (add-to-list 'eshell-visual-commands "vim")
              ;; (add-to-list 'eshell-visual-commands "git")
              (add-to-list 'eshell-output-filter-functions
                           'eshell-truncate-buffer)
              (mapcar (lambda (alias)
                        (add-to-list 'eshell-command-aliases-list
                                     alias))
                      '(
                        ;; ("ll" "ls -l $*")
                        ;; ("la" "ls -a $*")
                        ;; ("lla" "ls -al $*")
                        ("git" "git -c color.ui=always $*")
                        ("g" "git $*")
                        ("eless"
                         (concat "cat >>> (with-current-buffer "
                                 "(get-buffer-create \"*eshell output\") "
                                 "(erase-buffer) "
                                 "(setq buffer-read-only nil) "
                                 "(current-buffer)) "
                                 "(view-buffer (get-buffer \"*eshell output*\"))"))
                        )
                      )))
  )                          ; eval after load eshell

;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
;; my-term

(defvar my-term nil
  "My terminal buffer.")
(defvar my-term-function nil
  "Function to create terminal buffer.
This function accept no argument and return newly created buffer of terminal.")

(defun my-term (&optional arg)
  "Open terminal buffer and return that buffer.

If ARG is given or called with prefix argument, create new buffer."
  (interactive "P")
  (if (and (not arg)
           my-term
           (buffer-name my-term))
      (pop-to-buffer my-term)
    (setq my-term
          (save-window-excursion
            (funcall my-term-function)))
    (and my-term
         (my-term))))


;; (setq my-term-function
;;       (lambda ()
;;         (if (eq system-type 'windows-nt)
;;             (eshell)
;;           (if (require 'multi-term nil t)
;;               (multi-term)
;;             (ansi-term shell-file-name)))))

(setq my-term-function (lambda () (eshell t)))
;;(define-key my-prefix-map (kbd "C-s") 'my-term)
(define-key ctl-x-map "i" 'my-term)

;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
;; x open

(defvar my-filer nil)
(setq my-filer (or (executable-find "pcmanfm")
                   (executable-find "nautilus")))
(defun my-x-open (file)
  "Open FILE."
  (interactive "FOpen File: ")
  (setq file (expand-file-name file))
  (message "Opening %s..." file)
  (cond ((eq system-type 'windows-nt)
         (call-process "cmd.exe" nil 0 nil
                       "/c" "start" "" (convert-standard-filename file)))
        ((eq system-type 'darwin)
         (call-process "open" nil 0 nil file))
        ((getenv "DISPLAY")
         (call-process (or my-filer "xdg-open") nil 0 nil file))
        (t
         (find-file file))
        )
  ;; (recentf-add-file file)
  (message "Opening %s...done" file))

;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
;; misc funcs

(defun my-git-apply-index-from-buffer (&optional buf)
  "Git apply buffer.  BUF is buffer to apply.  nil to use current buffer."
  (interactive)
  (let ((buf (or buf
                 (current-buffer)))
        (file (make-temp-file "git-apply-diff.emacs")))
    (with-current-buffer buf
      (write-region (point-min)
                    (point-max)
                    file)
      (call-process "git"
                    nil
                    nil
                    nil
                    "apply"
                    "--cached"
                    file))))

(defun memo (&optional dir)
  "Open memo.txt in DIR."
  (interactive)
  (pop-to-buffer (find-file-noselect (concat (if dir
                                                 (file-name-as-directory dir)
                                               "")
                                             "memo.txt"))))

(defvar my-rgrep-alist
  `(
    ;; the silver searcher
    ("ag"
     (executable-find "ag")
     "ag --nocolor --nogroup --nopager --filename ")

    ;; ack
    ("ack"
     (executable-find "ack")
     "ack --nocolor --nogroup --nopager --with-filename ")

    ;; gnu global
    ("global"
     (and (require 'gtags nil t)
          (executable-find "global")
          (gtags-get-rootpath))
     "global --result grep ")

    ;; git grep
    ("gitgrep"
     (eq 0
         (shell-command "git rev-parse --git-dir"))
     "git --no-pager -c color.grep=false grep -nH -e ")

    ;; grep
    ("grep"
     t
     ,(concat "find . "
              "-path '*/.git' -prune -o "
              "-path '*/.svn' -prune -o "
              "-type f -print0 | "
              "xargs -0 grep -nH -e "))
    )
  "Alist of rgrep command.
Each element is in the form like (NAME SEXP COMMAND), where SEXP returns the
condition to choose COMMAND when evaluated.")

(defvar my-rgrep-default nil
  "Default command name for my-rgrep.")

(defun my-rgrep-grep-command (&optional name alist)
  "Return recursive grep command for current directory or nil.
If NAME is given, use that without testing.
Commands are searched from ALIST."
  (if alist
      (if name
          ;; if name is given search that from alist and return the command
          (nth 2 (assoc name
                        alist))

        ;; if name is not given try test in 1th elem
        (let ((car (car alist))
              (cdr (cdr alist)))

          (if (eval (nth 1 car))
              ;; if the condition is true return the command
              (nth 2 car)

            ;; try next one
            (and cdr
                 (my-rgrep-grep-command name cdr)))))

    ;; if alist is not given set default value
    (my-rgrep-grep-command name my-rgrep-alist)))

(defun my-rgrep (command-args)
  "My recursive grep.  Run COMMAND-ARGS."
  (interactive (let ((cmd (my-rgrep-grep-command my-rgrep-default
                                                 nil)))
                 (if cmd
                     (list (read-shell-command "grep command: "
                                               cmd
                                               'grep-find-history))
                   (error "My-Rgrep: Command for rgrep not found")
                   )))
  (compilation-start command-args
                     'grep-mode))

;; (defun my-rgrep-symbol-at-point (command-args)
;;   "My recursive grep. Run COMMAND-ARGS."
;;   (interactive (list (read-shell-command "grep command: "
;;                                          (concat (my-rgrep-grep-command)
;;                                                  " "
;;                                                  (thing-at-point 'symbol))
;;                                          'grep-find-history)))
;;   (compilation-start command-args
;;                      'grep-mode))

(defmacro define-my-rgrep (name)
  "Define rgrep for NAME."
  `(defun ,(intern (concat "my-rgrep-"
                           name)) ()
     ,(format "My recursive grep by %s."
              name)
     (interactive)
     (let ((my-rgrep-default ,name))
       (if (called-interactively-p 'any)
           (call-interactively 'my-rgrep)
         (error "Not intended to be called noninteractively.  Use `my-rgrep'"))))
  )

(define-my-rgrep "ack")
(define-my-rgrep "ag")
(define-my-rgrep "gitgrep")
(define-my-rgrep "grep")
(define-my-rgrep "global")

(define-key ctl-x-map "s" 'my-rgrep)

;; (defun make ()
;;   "Run \"make -k\" in current directory."
;;   (interactive)
;;   (compile "make -k"))
(defalias 'make 'compile)
(define-key ctl-x-map "c" 'compile)

(defvar sed-in-place-history nil
  "History of `sed-in-place'.")

(defvar sed-in-place-command "sed --in-place=.bak -e")
(defun sed-in-place (command)
  "Issue sed in place COMMAND."
  (interactive (list (read-shell-command "sed in place: "
                                         (concat sed-in-place-command " ")
                                         'sed-in-place-history)))
  (shell-command command
                 "*sed in place*"))
(defun dired-do-sed-in-place (&optional arg)
  "Issue sed in place dired.  If ARG is given, use the next ARG files."
  (interactive "p")
  (require 'dired-aux)
  (let* ((files (dired-get-marked-files t arg))
         (expr (dired-mark-read-string "Run sed-in-place for %s: "
                                       nil
                                       'sed-in-place
                                       arg
                                       files)))
    (if (equal expr
               "")
        (error "No expression specified")
      (shell-command (concat sed-in-place-command
                             " '"
                             expr
                             "' "
                             (mapconcat 'shell-quote-argument
                                        files
                                        " "))
                     "*sed in place*"))))

(defun dir-show (&optional dir)
  "Show DIR list."
  (interactive)
  (let ((bf (get-buffer-create "*dir show*"))
        (list-directory-brief-switches "-C"))
    (with-current-buffer bf
      (list-directory (or nil
                          default-directory)
                      nil))
    ))

(defun my-convmv-sjis2utf8-test ()
  "Run `convmv -r -f sjis -t utf8 *'.
this is test, does not rename files."
  (interactive)
  (shell-command "convmv -r -f sjis -t utf8 *"))

(defun my-convmv-sjis2utf8-notest ()
  "Run `convmv -r -f sjis -t utf8 * --notest'."
  (interactive)
  (shell-command "convmv -r -f sjis -t utf8 * --notest"))

(defun kill-ring-save-buffer-file-name ()
  "Get current filename."
  (interactive)
  (let ((file buffer-file-name))
    (if file
        (progn (kill-new file)
               (message file))
      (message "not visiting file."))))

(defvar kill-ring-buffer-name "*kill-ring*"
  "Buffer name for `kill-ring-buffer'.")
(defun open-kill-ring-buffer ()
  "Open kill- ring buffer."
  (interactive)
  (pop-to-buffer
   (with-current-buffer (get-buffer-create kill-ring-buffer-name)
     (erase-buffer)
     (yank)
     (text-mode)
     (current-local-map)
     (goto-char (point-min))
     (yank)
     (current-buffer))))

(defun set-terminal-header (string)
  "Set terminal header STRING."
  (let ((savepos "\033[s")
        (restorepos "\033[u")
        (movecursor "\033[0;%dH")
        (inverse "\033[7m")
        (restorecolor "\033[0m")
        (cols (frame-parameter nil 'width))
        (length (length string)))
    ;; (redraw-frame (selected-frame))
    (send-string-to-terminal (concat savepos
                                     (format movecursor
                                             (1+ (- cols length)))
                                     inverse
                                     string
                                     restorecolor
                                     restorepos))
    ))

(defun my-set-terminal-header ()
  "Set terminal header."
  (set-terminal-header (concat " "
                               user-login-name
                               "@"
                               (car (split-string system-name
                                                  "\\."))
                               " "
                               (format-time-string "%Y/%m/%d %T %z")
                               " ")))

;; (run-with-timer
;;  0.1
;;  1
;;  'my-set-terminal-header)

;; ;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
;; ;; savage emacs
;; ;; when enabled emacs fails to complete
;; ;; http://e-arrows.sakura.ne.jp/2010/05/emacs-should-be-more-savage.html
;; (defadvice message (before message-for-stupid (arg &rest arg2) activate)
;;   (setq arg
;;         (concat arg
;;                 (if (eq nil
;;                         (string-match "\\. *$"
;;                                       arg))
;;                     ".")
;;                 " Stupid!")))

;; TODO: make these a library
(defvar info-in-prompt
  nil
  "System info in the form of \"[user@host] \".")
(setq info-in-prompt
      (concat "["
              user-login-name
              "@"
              (car (split-string system-name
                                 "\\."))
              "]"))

(defun my-real-function-subr-p (function)
  "Return t if FUNCTION is a built-in function even if it is advised."
  (let* ((advised (and (symbolp function)
                       (featurep 'advice)
                       (ad-get-advice-info function)))
         (real-function
          (or (and advised (let ((origname (cdr (assq 'origname advised))))
                             (and (fboundp origname)
                                  origname)))
              function))
         (def (if (symbolp real-function)
                  (symbol-function real-function)
                function)))
    (subrp def)))

;; (my-real-function-subr-p 'my-real-function-subr-p)
;; (defadvice read-from-minibuffer (before info-in-prompt activate)
;;   "Show system info when use `read-from-minibuffer'."
;;   (ad-set-arg 0
;;               (concat my-system-info
;;                       (ad-get-arg 0))))

;; (defadvice read-string (before info-in-prompt activate)
;;   "Show system info when use `read-string'."
;;   (ad-set-arg 0
;;               (concat my-system-info
;;                       (ad-get-arg 0))))

;; (when (< emacs-major-version 24)
;;   (defadvice completing-read (before info-in-prompt activate)
;;     "Show system info when use `completing-read'."
;;     (ad-set-arg 0
;;                 (concat my-system-info
;;                         (ad-get-arg 0)))))

(defmacro info-in-prompt-set (&rest functions)
  "Set info-in-prompt advices for FUNCTIONS."
  `(progn
     ,@(mapcar (lambda (f)
                 `(defadvice ,f (before info-in-prompt activate)
                    "Show info in prompt."
                    (let ((orig (ad-get-arg 0)))
                      (unless (string-match-p (regexp-quote info-in-prompt)
                                              orig)
                        (ad-set-arg 0
                                    (concat info-in-prompt
                                            " "
                                            orig))))))
               functions)))

(info-in-prompt-set read-from-minibuffer
                    read-string
                    completing-read)


;;; emacs.el ends here